Monday, November 08, 2010 at 12:05 AM.

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system.verbs.builtins.rootUpdates.multiRootUpdate

on multiRootUpdate (rootNamesList) {
	<<Monday, November 15, 1999 at 11:55:21 PM by AR
		<<Don't call this verb directly, use rootUpdates.threadedMultiRootUpdate as a wrapper instead
		<<rootNamesList is supposed to be a list of strings which are names of entries in user.databases.
		<<The actual work is done in another thread, one root at a time. We don't return until all updates have completed.
	on threadedCall (routinename, param) {
		<<We can't use thread.easyCall because it doesn't return a thread ID.
		param = string.replaceAll (param, "\\", "\\\\");
		param = string.replaceAll (param, "\"", "\\\"");
		local (s = routinename + " (\"" + param + "\", flQuietMode:true)");
		return (thread.evaluate (s))};
	local (rootName, id, adrRoot, adrScript);
	for rootName in list (rootNamesList) {
		msg (string (this) + ": Updating " + rootName);
		if string.lower (rootName) == "frontier.root" {
			adrRoot = @root}
		else {
			adrRoot = @[user.databases.[rootName].f]};
		table.sureDatabaseOpen (adrRoot);
		adrScript = table.copy (@rootUpdates.update, @system.temp);
		id = threadedCall (adrScript, adrRoot);
		while thread.exists (id) {
			thread.sleepFor (5)}};
	msg ("");
	return (true)}

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This listing is for code that runs in the OPML Editor environment. I created these listings because I wanted the search engines to index it, so that when I want to look up something in my codebase I don't have to use the much slower search functionality in my object database. Dave Winer.